package com.games.game.service;

import com.games.game.bean.Game;

import java.util.List;

public interface User_Game_Service {
    public List<String> get_all_game(String u_name);

    public boolean has_game(String u_name, String g_name);

    public boolean purchase_game(String u_name, String g_name);

    public boolean refund(String u_name, String g_name);

}
